NAKED is a digital EP by Nakajima Takui released on June 3, 2021 through iTunes, Recochoku, and mora. "Another Orion" and "Omoi Afurete" were digitally pre-released on May 28, 2021.
The album contains 15 songs previously released from 2010 to 2020, as well as a self-cover of "Potsuri to" by Juice=Juice, and a new original song titled "Arigatou" (ありがとう).
- Kanashii Iro Yane (悲しい色やね) (Ueda Masaki cover)
- Another Orion (Fujii Fumiya cover)
- Omoi Afurete (Matsuura Aya cover)
- Sora ni Taiyou ga Aru Kagiri (空に太陽がある限り) (Nishino Akira cover)
- GLORIA (ZIGGY cover)
- Swallowtail Butterfly ~Ai no Uta~ (Swallowtail Butterfly 〜あいのうた〜) (YEN TOWN BAND cover)